🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.11 AU - 4.25 AU

Year: 2703 Days

Day: 22.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.13 AU - 4.57 AU

Year: 2892 Days

Day: 44.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584

Radius: 9.2

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.93 AU - 5.81 AU

Year: 4115 Days

Day: 11 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,127,745 km

• M1: 114,592 km (0.107 R)
• M2: 407,205 km (0.069 R)
• M3: 706,102 km (0.092 R)
• M4: 1,022,202 km (0.11 R)
• M5: 1,955,693 km (0.116 R)
• M6: 2,763,222 km (0.065 R)
• M7: 3,243,282 km (0.095 R)
• M8: 4,370,352 km (0.103 R)
• M9: 5,521,059 km (0.101 R)
• M10: 6,343,399 km (0.102 R)
• M11: 7,212,861 km (0.09 R)
• M12: 7,508,616 km (0.086 R)
• M13: 9,263,699 km (0.116 R)
• M14: 11,058,873 km (0.046 R)
• M15: 11,452,764 km (0.107 R)
• M16: 11,810,901 km (0.077 R)
• M17: 12,222,595 km (0.094 R)
• M18: 12,691,285 km (0.057 R)
• M19: 14,374,859 km (0.082 R)
• M20: 14,686,771 km (0.035 R)
• M21: 16,370,794 km (0.095 R)
• M22: 16,825,422 km (0.113 R)
• M23: 19,038,872 km (0.114 R)
• M24: 20,574,345 km (0.098 R)
• M25: 22,328,978 km (0.069 R)
• M26: 23,029,844 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.5

Radius: 14.5

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.13 AU - 5.47 AU

Year: 4672 Days

Day: 5.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,127,745 km

• M1: 188,643 km (0.081 R)
• M2: 1,073,066 km (0.102 R)
• M3: 3,790,361 km (0.051 R)
• M4: 4,361,227 km (0.094 R)
• M5: 5,875,756 km (0.096 R)
• M6: 7,478,398 km (0.091 R)
• M7: 9,326,081 km (0.102 R)
• M8: 11,817,334 km (0.053 R)
• M9: 12,290,512 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.1

Radius: 10.8

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.67 AU - 9.25 AU

Year: 7801 Days

Day: 14.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,127,745 km

• M1: 134,339 km (0.052 R)
• M2: 471,532 km (0.099 R)
• M3: 1,063,641 km (0.114 R)
• M4: 2,212,403 km (0.101 R)
• M5: 2,832,187 km (0.116 R)
• M6: 3,876,081 km (0.11 R)
• M7: 6,081,752 km (0.107 R)
• M8: 6,998,787 km (0.116 R)
• M9: 7,725,533 km (0.096 R)
• M10: 12,902,218 km (0.1 R)
• M11: 15,842,863 km (0.05 R)
• M12: 20,396,473 km (0.063 R)
• M13: 21,244,992 km (0.066 R)
• M14: 22,683,824 km (0.104 R)
• M15: 24,529,413 km (0.079 R)
• M16: 30,465,158 km (0.076 R)
• M17: 34,084,678 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.8

Radius: 5.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 10.43 AU - 13.71 AU

Year: 16056 Days

Day: 19.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 65.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,127,745 km

• M1: 104,419 km (0.114 R)
• M2: 303,983 km (0.065 R)
• M3: 599,738 km (0.114 R)
• M4: 1,620,444 km (0.088 R)
• M5: 3,891,938 km (0.083 R)
• M6: 4,061,133 km (0.104 R)
• M7: 7,557,385 km (0.106 R)
• M8: 9,106,920 km (0.105 R)
• M9: 10,434,451 km (0.104 R)
• M10: 11,192,913 km (0.075 R)
• M11: 13,248,687 km (0.083 R)
• M12: 13,911,405 km (0.079 R)
• M13: 15,908,836 km (0.056 R)
• M14: 17,298,451 km (0.064 R)
• M15: 21,496,466 km (0.077 R)
• M16: 29,083,472 km (0.096 R)
• M17: 29,545,579 km (0.105 R)
• M18: 31,734,196 km (0.107 R)
• M19: 32,421,299 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.1

Radius: 7.3

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 13.37 AU - 14.35 AU

Year: 19757 Days

Day: 17.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,127,745 km

• M1: 90,956 km (0.107 R)
• M2: 482,004 km (0.117 R)
• M3: 749,186 km (0.09 R)
• M4: 1,128,417 km (0.073 R)
• M5: 1,369,868 km (0.095 R)
• M6: 2,372,323 km (0.055 R)
• M7: 4,196,968 km (0.076 R)
• M8: 5,185,062 km (0.061 R)
• M9: 5,498,919 km (0.093 R)
• M10: 6,477,737 km (0.037 R)
• M11: 7,524,025 km (0.04 R)
• M12: 9,894,254 km (0.09 R)
• M13: 10,161,136 km (0.044 R)
• M14: 11,104,650 km (0.049 R)
• M15: 12,596,440 km (0.112 R)
• M16: 17,245,343 km (0.087 R)
• M17: 19,404,041 km (0.057 R)
• M18: 21,202,805 km (0.12 R)
• M19: 24,540,334 km (0.116 R)
• M20: 30,514,974 km (0.116 R)
• M21: 32,703,740 km (0.112 R)
• M22: 36,750,512 km (0.103 R)
• M23: 47,162,973 km (0.089 R)
• M24: 52,956,001 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 18,311 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit